______,Cut each pound cake slice into 8 cubes; place 1 cake cube in each prepared muffin cup.,Set aside.,Stir boiling water into dry gelatin mix in medium bowl 2 min.,until completely dissolved; spoon evenly over cake cubes in cups.,Refrigerate 2 hours or until gelatin is set.,Beat cream cheese in small bowl with electric mixer on medium speed until creamy.,Gradually add sugar, beating until well blended after each addition.,Add whipped topping and orange zest; stir gently until well blended.,Stir 2 Tbsp.,of the cream cheese mixture into the melted chocolate.,Add chocolate mixture to remaining cream cheese mixture; mix until well blended.,Spoon into pastry bag fitted with star tip.,Use to pipe decorative dollop of whipped topping over gelatin in each cup.,Store in refrigerator.